Examples of com.ibatis.sqlmap.engine.mapping.statement.MappedStatement

Package com.ibatis.sqlmap.engine.mapping.statement

Examples of com.ibatis.sqlmap.engine.mapping.statement.MappedStatement

com.ibatis.sqlmap.engine.mapping.statement.MappedStatement

      TypeHandlerFactory typeHandlerFactory = getDelegate().getTypeHandlerFactory();


      String statementName = mapping.getStatementName();
      ExtendedSqlMapClient client = (ExtendedSqlMapClient) request.getSession().getSqlMapClient();


      MappedStatement mappedStatement = client.getMappedStatement(statementName);
      Class parameterType = mappedStatement.getParameterClass();
      Object parameterObject = null;


      if (parameterType == null) {
        parameterObject = prepareBeanParameterObject(rs, mapping, parameterType);
      } else {
        if (typeHandlerFactory.hasTypeHandler(parameterType)) {
          parameterObject = preparePrimitiveParameterObject(rs, mapping, parameterType);
        } else if (DomTypeMarker.class.isAssignableFrom(parameterType)) {
          parameterObject = prepareDomParameterObject(rs, mapping);
        } else {
          parameterObject = prepareBeanParameterObject(rs, mapping, parameterType);
        }
      }


      Object result = null;
      if (parameterObject != null) {


        Sql sql = mappedStatement.getSql();
        ResultMap resultMap = sql.getResultMap(request, parameterObject);
        Class resultClass = resultMap.getResultClass();


        if (resultClass != null && !DomTypeMarker.class.isAssignableFrom(targetType)) {
          if (DomCollectionTypeMarker.class.isAssignableFrom(resultClass)) {

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          String cacheName = (String) cacheNames.next();
          CacheModel cacheModel = vars.client.getDelegate().getCacheModel(cacheName);
          Iterator statementNames = cacheModel.getFlushTriggerStatementNames();
          while (statementNames.hasNext()) {
            String statementName = (String) statementNames.next();
            MappedStatement statement = vars.client.getDelegate().getMappedStatement(statementName);
            if (statement != null) {
              statement.addExecuteListener(cacheModel);
            } else {
              throw new NestedRuntimeException("Could not find statement named '" + statementName + "' for use as a flush trigger for the cache model named '" + cacheName + "'.");
            }
          }
        }

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   *
   * @param id - the statement ID
   * @return - the mapped statement
   */
  public MappedStatement getMappedStatement(String id) {
    MappedStatement ms = (MappedStatement) mappedStatements.get(id);
    if (ms == null) {
      throw new SqlMapException("There is no statement named " + id + " in this SqlMap.");
    }
    return ms;
  }

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   * @throws SQLException - if the insert fails
   */
  public Object insert(SessionScope session, String id, Object param) throws SQLException {
    Object generatedKey = null;


    MappedStatement ms = getMappedStatement(id);
    Transaction trans = getTransaction(session);
    boolean autoStart = trans == null;


    try {
      trans = autoStartTransaction(session, autoStart, trans);


      SelectKeyStatement selectKeyStatement = null;
      if (ms instanceof InsertStatement) {
        selectKeyStatement = ((InsertStatement) ms).getSelectKeyStatement();
      }


      if (selectKeyStatement != null && !selectKeyStatement.isAfter()) {
        generatedKey = executeSelectKey(session, trans, ms, param);
      }


      RequestScope request = popRequest(session, ms);
      try {
        ms.executeUpdate(request, trans, param);
      } finally {
        pushRequest(request);
      }


      if (selectKeyStatement != null && selectKeyStatement.isAfter()) {

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   * @throws SQLException - if the update fails
   */
  public int update(SessionScope session, String id, Object param) throws SQLException {
    int rows = 0;


    MappedStatement ms = getMappedStatement(id);
    Transaction trans = getTransaction(session);
    boolean autoStart = trans == null;


    try {
      trans = autoStartTransaction(session, autoStart, trans);


      RequestScope request = popRequest(session, ms);
      try {
        rows = ms.executeUpdate(request, trans, param);
      } finally {
        pushRequest(request);
      }


      autoCommitTransaction(session, autoStart);

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   * @throws SQLException - if the query fails
   */
  public Object queryForObject(SessionScope session, String id, Object paramObject, Object resultObject) throws SQLException {
    Object object = null;


    MappedStatement ms = getMappedStatement(id);
    Transaction trans = getTransaction(session);
    boolean autoStart = trans == null;


    try {
      trans = autoStartTransaction(session, autoStart, trans);


      RequestScope request = popRequest(session, ms);
      try {
        object = ms.executeQueryForObject(request, trans, paramObject, resultObject);
      } finally {
        pushRequest(request);
      }


      autoCommitTransaction(session, autoStart);

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   * @throws SQLException - if the query fails
   */
  public List queryForList(SessionScope session, String id, Object paramObject, int skip, int max) throws SQLException {
    List list = null;


    MappedStatement ms = getMappedStatement(id);
    Transaction trans = getTransaction(session);
    boolean autoStart = trans == null;


    try {
      trans = autoStartTransaction(session, autoStart, trans);


      RequestScope request = popRequest(session, ms);
      try {
        list = ms.executeQueryForList(request, trans, paramObject, skip, max);
      } finally {
        pushRequest(request);
      }


      autoCommitTransaction(session, autoStart);

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   * @param rowHandler  - the row handler
   * @throws SQLException - if the query fails
   */
  public void queryWithRowHandler(SessionScope session, String id, Object paramObject, RowHandler rowHandler) throws SQLException {


    MappedStatement ms = getMappedStatement(id);
    Transaction trans = getTransaction(session);
    boolean autoStart = trans == null;


    try {
      trans = autoStartTransaction(session, autoStart, trans);


      RequestScope request = popRequest(session, ms);
      try {
        ms.executeQueryWithRowHandler(request, trans, paramObject, rowHandler);
      } finally {
        pushRequest(request);
      }


      autoCommitTransaction(session, autoStart);

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      TypeHandlerFactory typeHandlerFactory = getDelegate().getTypeHandlerFactory();


      String statementName = mapping.getStatementName();
      ExtendedSqlMapClient client = (ExtendedSqlMapClient) request.getSession().getSqlMapClient();


      MappedStatement mappedStatement = client.getMappedStatement(statementName);
      Class parameterType = mappedStatement.getParameterClass();
      Object parameterObject = null;


      if (parameterType == null) {
        parameterObject = prepareBeanParameterObject(rs, mapping, parameterType);
      } else {
        if (typeHandlerFactory.hasTypeHandler(parameterType)) {
          parameterObject = preparePrimitiveParameterObject(rs, mapping, parameterType);
        } else if (DomTypeMarker.class.isAssignableFrom(parameterType)) {
          parameterObject = prepareDomParameterObject(rs, mapping);
        } else {
          parameterObject = prepareBeanParameterObject(rs, mapping, parameterType);
        }
      }


      Object result = null;
      if (parameterObject != null) {


        Sql sql = mappedStatement.getSql();
        ResultMap resultMap = sql.getResultMap(request, parameterObject);
        Class resultClass = resultMap.getResultClass();


        if (resultClass != null && !DomTypeMarker.class.isAssignableFrom(targetType)) {
          if (DomCollectionTypeMarker.class.isAssignableFrom(resultClass)) {

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      handleResults(request, rs, skipResults, maxResults, callback);
    }


    // Multiple ResultSet handling
    if (callback.getRowHandler() instanceof DefaultRowHandler) {
      MappedStatement statement = request.getStatement();
      DefaultRowHandler defaultRowHandler = ((DefaultRowHandler) callback.getRowHandler());
      if (statement.hasMultipleResultMaps()) {
        List multipleResults = new ArrayList();
        multipleResults.add(defaultRowHandler.getList());
        ResultMap[] resultMaps = statement.getAdditionalResultMaps();
        int i = 0;
        while (moveToNextResultsSafely(ps)) {
          if (i >= resultMaps.length) break;
          ResultMap rm = resultMaps[i];
          request.setResultMap(rm);
          rs = ps.getResultSet();
          DefaultRowHandler rh = new DefaultRowHandler();
          handleResults(request, rs, skipResults, maxResults, new RowHandlerCallback(rm, null, rh));
          multipleResults.add(rh.getList());
          i++;
        }
        defaultRowHandler.setList(multipleResults);
        request.setResultMap(statement.getResultMap());
      } else {
        while (moveToNextResultsSafely(ps)) ;
      }
    }
    // End additional ResultSet handling

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